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feiwang edited comment on SPARK-29302 at 10/9/19 8:30 AM: ---------------------------------------------------------- Sorry, I was on my National Day holiday for the past eight days. I just made a simple jobId in the UT above. In fact, it was created by a jobIdInstant. And for the tasks of a same job, they are same. So, I think this is still an issue. !screenshot-1.png! !screenshot-2.png! was (Author: hzfeiwang): Sorry, I was on my National Day holiday for the past eight days. I just made a simple jobId in the UT below. In fact, it was created by a jobIdInstant. And for the tasks of a same job, they are same. So, I think this is still an issue. !screenshot-1.png! !screenshot-2.png! > dynamic partition overwrite with speculation enabled > ---------------------------------------------------- > > Key: SPARK-29302 > URL: https://issues.apache.org/jira/browse/SPARK-29302 > Project: Spark > Issue Type: Bug > Components: SQL > Affects Versions: 2.4.4 > Reporter: feiwang > Priority: Major > Attachments: screenshot-1.png, screenshot-2.png > > > Now, for a dynamic partition overwrite operation, the filename of a task > output is determinable. > So, if speculation is enabled, would a task conflict with its relative > speculation task? > Would the two tasks concurrent write a same file? -- This message was sent by Atlassian Jira (v8.3.4#803005) --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org